Finding the Fourth Proportional to 375,111.01, 562,730.50 and 138,454.93

Step by Step Solution

1. Step 1: Write the proportion equation
   375,111.01 : 562,730.50 = 138,454.93 : x
2. Step 2: Convert to fraction form
   375,111.01/562,730.50 = 138,454.93/x
3. Step 3: Cross multiply
   375,111.01x = 562,730.50 × 138,454.93
4. Step 4: Simplify right side
   375,111.01x = 77,912,809,172.71
5. Step 5: Solve for x
   x = 77,912,809,172.71/375,111.01
6. Step 6: Final answer
   x = 207,706.01