Finding the Fourth Proportional to 42,521,633,314.74, 63,737,896,751.91 and 19,813,265,527.37

Step by Step Solution

1. Step 1: Write the proportion equation
   42,521,633,314.74 : 63,737,896,751.91 = 19,813,265,527.37 : x
2. Step 2: Convert to fraction form
   42,521,633,314.74/63,737,896,751.91 = 19,813,265,527.37/x
3. Step 3: Cross multiply
   42,521,633,314.74x = 63,737,896,751.91 × 19,813,265,527.37
4. Step 4: Simplify right side
   42,521,633,314.74x = 1,262,855,872,501,368,225,792
5. Step 5: Solve for x
   x = 1,262,855,872,501,368,225,792/42,521,633,314.74
6. Step 6: Final answer
   x = 29,699,138,392.78