Finding the Fourth Proportional to 1,063,152.10, 1,595,035.35 and 315,216.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,063,152.10 : 1,595,035.35 = 315,216.10 : x
2. Step 2: Convert to fraction form
   1,063,152.10/1,595,035.35 = 315,216.10/x
3. Step 3: Cross multiply
   1,063,152.10x = 1,595,035.35 × 315,216.10
4. Step 4: Simplify right side
   1,063,152.10x = 502,780,822,389.14
5. Step 5: Solve for x
   x = 502,780,822,389.14/1,063,152.10
6. Step 6: Final answer
   x = 472,915.23