Finding the Fourth Proportional to 82,196.04, 113,430.58 and 57,060.12

Step by Step Solution

1. Step 1: Write the proportion equation
   82,196.04 : 113,430.58 = 57,060.12 : x
2. Step 2: Convert to fraction form
   82,196.04/113,430.58 = 57,060.12/x
3. Step 3: Cross multiply
   82,196.04x = 113,430.58 × 57,060.12
4. Step 4: Simplify right side
   82,196.04x = 6,472,362,506.47
5. Step 5: Solve for x
   x = 6,472,362,506.47/82,196.04
6. Step 6: Final answer
   x = 78,743.00