Finding the Fourth Proportional to 926,322.10, 1,389,483.15 and 626,946.10

Step by Step Solution

1. Step 1: Write the proportion equation
   926,322.10 : 1,389,483.15 = 626,946.10 : x
2. Step 2: Convert to fraction form
   926,322.10/1,389,483.15 = 626,946.10/x
3. Step 3: Cross multiply
   926,322.10x = 1,389,483.15 × 626,946.10
4. Step 4: Simplify right side
   926,322.10x = 871,131,041,908.22
5. Step 5: Solve for x
   x = 871,131,041,908.22/926,322.10
6. Step 6: Final answer
   x = 940,419.15