Finding the Fourth Proportional to 830,467.69, 1,146,049.36 and 467,897.31

Step by Step Solution

1. Step 1: Write the proportion equation
   830,467.69 : 1,146,049.36 = 467,897.31 : x
2. Step 2: Convert to fraction form
   830,467.69/1,146,049.36 = 467,897.31/x
3. Step 3: Cross multiply
   830,467.69x = 1,146,049.36 × 467,897.31
4. Step 4: Simplify right side
   830,467.69x = 536,233,411,501.48
5. Step 5: Solve for x
   x = 536,233,411,501.48/830,467.69
6. Step 6: Final answer
   x = 645,700.51