Finding the Fourth Proportional to 78,192.18, 107,826.12 and 69,551.10

Step by Step Solution

1. Step 1: Write the proportion equation
   78,192.18 : 107,826.12 = 69,551.10 : x
2. Step 2: Convert to fraction form
   78,192.18/107,826.12 = 69,551.10/x
3. Step 3: Cross multiply
   78,192.18x = 107,826.12 × 69,551.10
4. Step 4: Simplify right side
   78,192.18x = 7,499,425,254.73
5. Step 5: Solve for x
   x = 7,499,425,254.73/78,192.18
6. Step 6: Final answer
   x = 95,910.17