Finding the Fourth Proportional to 56,653.29, 78,181.61 and 31,502.25

Step by Step Solution

1. Step 1: Write the proportion equation
   56,653.29 : 78,181.61 = 31,502.25 : x
2. Step 2: Convert to fraction form
   56,653.29/78,181.61 = 31,502.25/x
3. Step 3: Cross multiply
   56,653.29x = 78,181.61 × 31,502.25
4. Step 4: Simplify right side
   56,653.29x = 2,462,896,466.11
5. Step 5: Solve for x
   x = 2,462,896,466.11/56,653.29
6. Step 6: Final answer
   x = 43,473.14