Finding the Fourth Proportional to 185,654,272.50, 256,147,024.41 and 111,287,698.98

Step by Step Solution

1. Step 1: Write the proportion equation
   185,654,272.50 : 256,147,024.41 = 111,287,698.98 : x
2. Step 2: Convert to fraction form
   185,654,272.50/256,147,024.41 = 111,287,698.98/x
3. Step 3: Cross multiply
   185,654,272.50x = 256,147,024.41 × 111,287,698.98
4. Step 4: Simplify right side
   185,654,272.50x = 28,506,012,947,162,792
5. Step 5: Solve for x
   x = 28,506,012,947,162,792/185,654,272.50
6. Step 6: Final answer
   x = 153,543,533.17