Finding the Fourth Proportional to 652,300.71, 900,273.38 and 397,799.52

Step by Step Solution

1. Step 1: Write the proportion equation
   652,300.71 : 900,273.38 = 397,799.52 : x
2. Step 2: Convert to fraction form
   652,300.71/900,273.38 = 397,799.52/x
3. Step 3: Cross multiply
   652,300.71x = 900,273.38 × 397,799.52
4. Step 4: Simplify right side
   652,300.71x = 358,128,316,443.78
5. Step 5: Solve for x
   x = 358,128,316,443.78/652,300.71
6. Step 6: Final answer
   x = 549,023.34