Finding the Fourth Proportional to 73,818.72, 110,485.08 and 52,430.40

Step by Step Solution

1. Step 1: Write the proportion equation
   73,818.72 : 110,485.08 = 52,430.40 : x
2. Step 2: Convert to fraction form
   73,818.72/110,485.08 = 52,430.40/x
3. Step 3: Cross multiply
   73,818.72x = 110,485.08 × 52,430.40
4. Step 4: Simplify right side
   73,818.72x = 5,792,776,938.43
5. Step 5: Solve for x
   x = 5,792,776,938.43/73,818.72
6. Step 6: Final answer
   x = 78,473.01