Finding the Fourth Proportional to 1,317,298.08, 1,976,108.72 and 370,669.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,317,298.08 : 1,976,108.72 = 370,669.72 : x
2. Step 2: Convert to fraction form
   1,317,298.08/1,976,108.72 = 370,669.72/x
3. Step 3: Cross multiply
   1,317,298.08x = 1,976,108.72 × 370,669.72
4. Step 4: Simplify right side
   1,317,298.08x = 732,483,665,931.96
5. Step 5: Solve for x
   x = 732,483,665,931.96/1,317,298.08
6. Step 6: Final answer
   x = 556,050.05