Finding the Fourth Proportional to 78,877.57, 108,846.99 and 43,060.66

Step by Step Solution

1. Step 1: Write the proportion equation
   78,877.57 : 108,846.99 = 43,060.66 : x
2. Step 2: Convert to fraction form
   78,877.57/108,846.99 = 43,060.66/x
3. Step 3: Cross multiply
   78,877.57x = 108,846.99 × 43,060.66
4. Step 4: Simplify right side
   78,877.57x = 4,687,023,568.56
5. Step 5: Solve for x
   x = 4,687,023,568.56/78,877.57
6. Step 6: Final answer
   x = 59,421.50