Finding the Fourth Proportional to 1,049,156.50, 1,573,734.45 and 290,998.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,049,156.50 : 1,573,734.45 = 290,998.05 : x
2. Step 2: Convert to fraction form
   1,049,156.50/1,573,734.45 = 290,998.05/x
3. Step 3: Cross multiply
   1,049,156.50x = 1,573,734.45 × 290,998.05
4. Step 4: Simplify right side
   1,049,156.50x = 457,953,656,167.82
5. Step 5: Solve for x
   x = 457,953,656,167.82/1,049,156.50
6. Step 6: Final answer
   x = 436,496.99