Finding the Fourth Proportional to 155,567.82, 233,154.90 and 99,386.22

Step by Step Solution

1. Step 1: Write the proportion equation
   155,567.82 : 233,154.90 = 99,386.22 : x
2. Step 2: Convert to fraction form
   155,567.82/233,154.90 = 99,386.22/x
3. Step 3: Cross multiply
   155,567.82x = 233,154.90 × 99,386.22
4. Step 4: Simplify right side
   155,567.82x = 23,172,384,185.48
5. Step 5: Solve for x
   x = 23,172,384,185.48/155,567.82
6. Step 6: Final answer
   x = 148,953.58