Finding the Fourth Proportional to 1,154,492.16, 1,731,922.56 and 355,580.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,154,492.16 : 1,731,922.56 = 355,580.16 : x
2. Step 2: Convert to fraction form
   1,154,492.16/1,731,922.56 = 355,580.16/x
3. Step 3: Cross multiply
   1,154,492.16x = 1,731,922.56 × 355,580.16
4. Step 4: Simplify right side
   1,154,492.16x = 615,837,300,992.41
5. Step 5: Solve for x
   x = 615,837,300,992.41/1,154,492.16
6. Step 6: Final answer
   x = 533,427.01