Finding the Fourth Proportional to 77,916.06, 107,523.82 and 42,105.96

Step by Step Solution

1. Step 1: Write the proportion equation
   77,916.06 : 107,523.82 = 42,105.96 : x
2. Step 2: Convert to fraction form
   77,916.06/107,523.82 = 42,105.96/x
3. Step 3: Cross multiply
   77,916.06x = 107,523.82 × 42,105.96
4. Step 4: Simplify right side
   77,916.06x = 4,527,393,663.97
5. Step 5: Solve for x
   x = 4,527,393,663.97/77,916.06
6. Step 6: Final answer
   x = 58,106.04