Finding the Fourth Proportional to 359,648,436.24, 496,314,835.86 and 194,636,005.74

Step by Step Solution

1. Step 1: Write the proportion equation
   359,648,436.24 : 496,314,835.86 = 194,636,005.74 : x
2. Step 2: Convert to fraction form
   359,648,436.24/496,314,835.86 = 194,636,005.74/x
3. Step 3: Cross multiply
   359,648,436.24x = 496,314,835.86 × 194,636,005.74
4. Step 4: Simplify right side
   359,648,436.24x = 96,600,737,241,294,128
5. Step 5: Solve for x
   x = 96,600,737,241,294,128/359,648,436.24
6. Step 6: Final answer
   x = 268,597,684.59