Finding the Fourth Proportional to 75,030.50, 103,527.74 and 42,764.49

Step by Step Solution

1. Step 1: Write the proportion equation
   75,030.50 : 103,527.74 = 42,764.49 : x
2. Step 2: Convert to fraction form
   75,030.50/103,527.74 = 42,764.49/x
3. Step 3: Cross multiply
   75,030.50x = 103,527.74 × 42,764.49
4. Step 4: Simplify right side
   75,030.50x = 4,427,311,108.86
5. Step 5: Solve for x
   x = 4,427,311,108.86/75,030.50
6. Step 6: Final answer
   x = 59,006.82