Finding the Fourth Proportional to 62,156.69, 85,748.91 and 42,006.23

Step by Step Solution

1. Step 1: Write the proportion equation
   62,156.69 : 85,748.91 = 42,006.23 : x
2. Step 2: Convert to fraction form
   62,156.69/85,748.91 = 42,006.23/x
3. Step 3: Cross multiply
   62,156.69x = 85,748.91 × 42,006.23
4. Step 4: Simplify right side
   62,156.69x = 3,601,988,435.71
5. Step 5: Solve for x
   x = 3,601,988,435.71/62,156.69
6. Step 6: Final answer
   x = 57,950.13