Finding the Fourth Proportional to 76,892.44, 106,111.67 and 45,061.31

Step by Step Solution

1. Step 1: Write the proportion equation
   76,892.44 : 106,111.67 = 45,061.31 : x
2. Step 2: Convert to fraction form
   76,892.44/106,111.67 = 45,061.31/x
3. Step 3: Cross multiply
   76,892.44x = 106,111.67 × 45,061.31
4. Step 4: Simplify right side
   76,892.44x = 4,781,531,149.93
5. Step 5: Solve for x
   x = 4,781,531,149.93/76,892.44
6. Step 6: Final answer
   x = 62,184.67