Finding the Fourth Proportional to 931,039.72, 1,397,171.94 and 510,610.84

Step by Step Solution

1. Step 1: Write the proportion equation
   931,039.72 : 1,397,171.94 = 510,610.84 : x
2. Step 2: Convert to fraction form
   931,039.72/1,397,171.94 = 510,610.84/x
3. Step 3: Cross multiply
   931,039.72x = 1,397,171.94 × 510,610.84
4. Step 4: Simplify right side
   931,039.72x = 713,411,137,907.83
5. Step 5: Solve for x
   x = 713,411,137,907.83/931,039.72
6. Step 6: Final answer
   x = 766,252.10