Finding the Fourth Proportional to 693,298.17, 956,663.52 and 406,713.69

Step by Step Solution

1. Step 1: Write the proportion equation
   693,298.17 : 956,663.52 = 406,713.69 : x
2. Step 2: Convert to fraction form
   693,298.17/956,663.52 = 406,713.69/x
3. Step 3: Cross multiply
   693,298.17x = 956,663.52 × 406,713.69
4. Step 4: Simplify right side
   693,298.17x = 389,088,150,307.59
5. Step 5: Solve for x
   x = 389,088,150,307.59/693,298.17
6. Step 6: Final answer
   x = 561,213.29