Finding the Fourth Proportional to 291,727.52, 437,300.58 and 123,290.24

Step by Step Solution

1. Step 1: Write the proportion equation
   291,727.52 : 437,300.58 = 123,290.24 : x
2. Step 2: Convert to fraction form
   291,727.52/437,300.58 = 123,290.24/x
3. Step 3: Cross multiply
   291,727.52x = 437,300.58 × 123,290.24
4. Step 4: Simplify right side
   291,727.52x = 53,914,893,460.34
5. Step 5: Solve for x
   x = 53,914,893,460.34/291,727.52
6. Step 6: Final answer
   x = 184,812.50