Finding the Fourth Proportional to 77,049.36, 106,327.89 and 42,597.63

Step by Step Solution

1. Step 1: Write the proportion equation
   77,049.36 : 106,327.89 = 42,597.63 : x
2. Step 2: Convert to fraction form
   77,049.36/106,327.89 = 42,597.63/x
3. Step 3: Cross multiply
   77,049.36x = 106,327.89 × 42,597.63
4. Step 4: Simplify right side
   77,049.36x = 4,529,316,116.90
5. Step 5: Solve for x
   x = 4,529,316,116.90/77,049.36
6. Step 6: Final answer
   x = 58,784.60