Finding the Fourth Proportional to 772,516.72, 1,066,069.72 and 432,984.96

Step by Step Solution

1. Step 1: Write the proportion equation
   772,516.72 : 1,066,069.72 = 432,984.96 : x
2. Step 2: Convert to fraction form
   772,516.72/1,066,069.72 = 432,984.96/x
3. Step 3: Cross multiply
   772,516.72x = 1,066,069.72 × 432,984.96
4. Step 4: Simplify right side
   772,516.72x = 461,592,155,071.41
5. Step 5: Solve for x
   x = 461,592,155,071.41/772,516.72
6. Step 6: Final answer
   x = 597,517.37