Finding the Fourth Proportional to 703,300.47, 970,551.50 and 381,011.37

Step by Step Solution

1. Step 1: Write the proportion equation
   703,300.47 : 970,551.50 = 381,011.37 : x
2. Step 2: Convert to fraction form
   703,300.47/970,551.50 = 381,011.37/x
3. Step 3: Cross multiply
   703,300.47x = 970,551.50 × 381,011.37
4. Step 4: Simplify right side
   703,300.47x = 369,791,154,765.50
5. Step 5: Solve for x
   x = 369,791,154,765.50/703,300.47
6. Step 6: Final answer
   x = 525,793.98