Finding the Fourth Proportional to 123,467,811.93, 170,373,298.55 and 71,273,662.47

Step by Step Solution

1. Step 1: Write the proportion equation
   123,467,811.93 : 170,373,298.55 = 71,273,662.47 : x
2. Step 2: Convert to fraction form
   123,467,811.93/170,373,298.55 = 71,273,662.47/x
3. Step 3: Cross multiply
   123,467,811.93x = 170,373,298.55 × 71,273,662.47
4. Step 4: Simplify right side
   123,467,811.93x = 12,143,128,974,396,870
5. Step 5: Solve for x
   x = 12,143,128,974,396,870/123,467,811.93
6. Step 6: Final answer
   x = 98,350,564.29