Finding the Fourth Proportional to 1,164,864.34, 1,607,066.10 and 723,131.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,164,864.34 : 1,607,066.10 = 723,131.74 : x
2. Step 2: Convert to fraction form
   1,164,864.34/1,607,066.10 = 723,131.74/x
3. Step 3: Cross multiply
   1,164,864.34x = 1,607,066.10 × 723,131.74
4. Step 4: Simplify right side
   1,164,864.34x = 1,162,120,505,188.01
5. Step 5: Solve for x
   x = 1,162,120,505,188.01/1,164,864.34
6. Step 6: Final answer
   x = 997,644.50