Finding the Fourth Proportional to 102,156.72, 153,279.15 and 38,995.82

Step by Step Solution

1. Step 1: Write the proportion equation
   102,156.72 : 153,279.15 = 38,995.82 : x
2. Step 2: Convert to fraction form
   102,156.72/153,279.15 = 38,995.82/x
3. Step 3: Cross multiply
   102,156.72x = 153,279.15 × 38,995.82
4. Step 4: Simplify right side
   102,156.72x = 5,977,245,376.76
5. Step 5: Solve for x
   x = 5,977,245,376.76/102,156.72
6. Step 6: Final answer
   x = 58,510.54