Finding the Fourth Proportional to 56,696.08, 78,238.50 and 31,545.04

Step by Step Solution

1. Step 1: Write the proportion equation
   56,696.08 : 78,238.50 = 31,545.04 : x
2. Step 2: Convert to fraction form
   56,696.08/78,238.50 = 31,545.04/x
3. Step 3: Cross multiply
   56,696.08x = 78,238.50 × 31,545.04
4. Step 4: Simplify right side
   56,696.08x = 2,468,036,612.04
5. Step 5: Solve for x
   x = 2,468,036,612.04/56,696.08
6. Step 6: Final answer
   x = 43,530.99