Finding the Fourth Proportional to 143,127.18, 214,690.86 and 49,633.02

Step by Step Solution

1. Step 1: Write the proportion equation
   143,127.18 : 214,690.86 = 49,633.02 : x
2. Step 2: Convert to fraction form
   143,127.18/214,690.86 = 49,633.02/x
3. Step 3: Cross multiply
   143,127.18x = 214,690.86 × 49,633.02
4. Step 4: Simplify right side
   143,127.18x = 10,655,755,748.20
5. Step 5: Solve for x
   x = 10,655,755,748.20/143,127.18
6. Step 6: Final answer
   x = 74,449.56