Finding the Fourth Proportional to 123,761,073.16, 170,780,282.56 and 71,553,473.28

Step by Step Solution

1. Step 1: Write the proportion equation
   123,761,073.16 : 170,780,282.56 = 71,553,473.28 : x
2. Step 2: Convert to fraction form
   123,761,073.16/170,780,282.56 = 71,553,473.28/x
3. Step 3: Cross multiply
   123,761,073.16x = 170,780,282.56 × 71,553,473.28
4. Step 4: Simplify right side
   123,761,073.16x = 12,219,922,384,907,810
5. Step 5: Solve for x
   x = 12,219,922,384,907,810/123,761,073.16
6. Step 6: Final answer
   x = 98,738,012.47