Finding the Fourth Proportional to 77,923.56, 107,535.00 and 42,113.48

Step by Step Solution

1. Step 1: Write the proportion equation
   77,923.56 : 107,535.00 = 42,113.48 : x
2. Step 2: Convert to fraction form
   77,923.56/107,535.00 = 42,113.48/x
3. Step 3: Cross multiply
   77,923.56x = 107,535.00 × 42,113.48
4. Step 4: Simplify right side
   77,923.56x = 4,528,672,966.52
5. Step 5: Solve for x
   x = 4,528,672,966.52/77,923.56
6. Step 6: Final answer
   x = 58,116.87