Finding the Fourth Proportional to 62,196.19, 85,762.95 and 42,018.04

Step by Step Solution

1. Step 1: Write the proportion equation
   62,196.19 : 85,762.95 = 42,018.04 : x
2. Step 2: Convert to fraction form
   62,196.19/85,762.95 = 42,018.04/x
3. Step 3: Cross multiply
   62,196.19x = 85,762.95 × 42,018.04
4. Step 4: Simplify right side
   62,196.19x = 3,603,591,063.62
5. Step 5: Solve for x
   x = 3,603,591,063.62/62,196.19
6. Step 6: Final answer
   x = 57,939.10