Finding the Fourth Proportional to 69,835.18, 96,129.16 and 60,867.12

Step by Step Solution

1. Step 1: Write the proportion equation
   69,835.18 : 96,129.16 = 60,867.12 : x
2. Step 2: Convert to fraction form
   69,835.18/96,129.16 = 60,867.12/x
3. Step 3: Cross multiply
   69,835.18x = 96,129.16 × 60,867.12
4. Step 4: Simplify right side
   69,835.18x = 5,851,105,117.22
5. Step 5: Solve for x
   x = 5,851,105,117.22/69,835.18
6. Step 6: Final answer
   x = 83,784.49