Finding the Fourth Proportional to 182,065.98, 273,113.55 and 139,432.86

Step by Step Solution

1. Step 1: Write the proportion equation
   182,065.98 : 273,113.55 = 139,432.86 : x
2. Step 2: Convert to fraction form
   182,065.98/273,113.55 = 139,432.86/x
3. Step 3: Cross multiply
   182,065.98x = 273,113.55 × 139,432.86
4. Step 4: Simplify right side
   182,065.98x = 38,081,003,381.25
5. Step 5: Solve for x
   x = 38,081,003,381.25/182,065.98
6. Step 6: Final answer
   x = 209,160.46