Finding the Fourth Proportional to 955,076.32, 1,317,004.56 and 712,970.56

Step by Step Solution

1. Step 1: Write the proportion equation
   955,076.32 : 1,317,004.56 = 712,970.56 : x
2. Step 2: Convert to fraction form
   955,076.32/1,317,004.56 = 712,970.56/x
3. Step 3: Cross multiply
   955,076.32x = 1,317,004.56 × 712,970.56
4. Step 4: Simplify right side
   955,076.32x = 938,985,478,665.75
5. Step 5: Solve for x
   x = 938,985,478,665.75/955,076.32
6. Step 6: Final answer
   x = 983,152.30