Finding the Fourth Proportional to 190,584,563.04, 285,737,472.72 and 61,118,478.72

Step by Step Solution

1. Step 1: Write the proportion equation
   190,584,563.04 : 285,737,472.72 = 61,118,478.72 : x
2. Step 2: Convert to fraction form
   190,584,563.04/285,737,472.72 = 61,118,478.72/x
3. Step 3: Cross multiply
   190,584,563.04x = 285,737,472.72 × 61,118,478.72
4. Step 4: Simplify right side
   190,584,563.04x = 17,463,839,645,943,902
5. Step 5: Solve for x
   x = 17,463,839,645,943,902/190,584,563.04
6. Step 6: Final answer
   x = 91,633,022.99