Finding the Fourth Proportional to 123,925.68, 171,018.01 and 70,221.17

Step by Step Solution

1. Step 1: Write the proportion equation
   123,925.68 : 171,018.01 = 70,221.17 : x
2. Step 2: Convert to fraction form
   123,925.68/171,018.01 = 70,221.17/x
3. Step 3: Cross multiply
   123,925.68x = 171,018.01 × 70,221.17
4. Step 4: Simplify right side
   123,925.68x = 12,009,084,753.27
5. Step 5: Solve for x
   x = 12,009,084,753.27/123,925.68
6. Step 6: Final answer
   x = 96,905.54