Finding the Fourth Proportional to 45,374.86, 62,613.02 and 42,031.18

Step by Step Solution

1. Step 1: Write the proportion equation
   45,374.86 : 62,613.02 = 42,031.18 : x
2. Step 2: Convert to fraction form
   45,374.86/62,613.02 = 42,031.18/x
3. Step 3: Cross multiply
   45,374.86x = 62,613.02 × 42,031.18
4. Step 4: Simplify right side
   45,374.86x = 2,631,699,113.96
5. Step 5: Solve for x
   x = 2,631,699,113.96/45,374.86
6. Step 6: Final answer
   x = 57,999.06