Finding the Fourth Proportional to 101,294.32, 139,656.24 and 69,407.86

Step by Step Solution

1. Step 1: Write the proportion equation
   101,294.32 : 139,656.24 = 69,407.86 : x
2. Step 2: Convert to fraction form
   101,294.32/139,656.24 = 69,407.86/x
3. Step 3: Cross multiply
   101,294.32x = 139,656.24 × 69,407.86
4. Step 4: Simplify right side
   101,294.32x = 9,693,240,754.05
5. Step 5: Solve for x
   x = 9,693,240,754.05/101,294.32
6. Step 6: Final answer
   x = 95,693.82