Finding the Fourth Proportional to 291,373.97, 437,123.48 and 165,074.72

Step by Step Solution

1. Step 1: Write the proportion equation
   291,373.97 : 437,123.48 = 165,074.72 : x
2. Step 2: Convert to fraction form
   291,373.97/437,123.48 = 165,074.72/x
3. Step 3: Cross multiply
   291,373.97x = 437,123.48 × 165,074.72
4. Step 4: Simplify right side
   291,373.97x = 72,158,033,055.43
5. Step 5: Solve for x
   x = 72,158,033,055.43/291,373.97
6. Step 6: Final answer
   x = 247,647.50