Finding the Fourth Proportional to 139,951.23, 210,008.13 and 58,892.27

Step by Step Solution

1. Step 1: Write the proportion equation
   139,951.23 : 210,008.13 = 58,892.27 : x
2. Step 2: Convert to fraction form
   139,951.23/210,008.13 = 58,892.27/x
3. Step 3: Cross multiply
   139,951.23x = 210,008.13 × 58,892.27
4. Step 4: Simplify right side
   139,951.23x = 12,367,855,199.69
5. Step 5: Solve for x
   x = 12,367,855,199.69/139,951.23
6. Step 6: Final answer
   x = 88,372.61