Finding the Fourth Proportional to 243,341.86, 365,012.83 and 91,567.51

Step by Step Solution

1. Step 1: Write the proportion equation
   243,341.86 : 365,012.83 = 91,567.51 : x
2. Step 2: Convert to fraction form
   243,341.86/365,012.83 = 91,567.51/x
3. Step 3: Cross multiply
   243,341.86x = 365,012.83 × 91,567.51
4. Step 4: Simplify right side
   243,341.86x = 33,423,315,961.15
5. Step 5: Solve for x
   x = 33,423,315,961.15/243,341.86
6. Step 6: Final answer
   x = 137,351.28