Finding the Fourth Proportional to 123,722,978.41, 170,718,730.41 and 71,501,929.84

Step by Step Solution

1. Step 1: Write the proportion equation
   123,722,978.41 : 170,718,730.41 = 71,501,929.84 : x
2. Step 2: Convert to fraction form
   123,722,978.41/170,718,730.41 = 71,501,929.84/x
3. Step 3: Cross multiply
   123,722,978.41x = 170,718,730.41 × 71,501,929.84
4. Step 4: Simplify right side
   123,722,978.41x = 12,206,718,684,149,694
5. Step 5: Solve for x
   x = 12,206,718,684,149,694/123,722,978.41
6. Step 6: Final answer
   x = 98,661,694.38