Finding the Fourth Proportional to 1,103,320.68, 1,654,978.56 and 293,705.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103,320.68 : 1,654,978.56 = 293,705.27 : x
2. Step 2: Convert to fraction form
   1,103,320.68/1,654,978.56 = 293,705.27/x
3. Step 3: Cross multiply
   1,103,320.68x = 1,654,978.56 × 293,705.27
4. Step 4: Simplify right side
   1,103,320.68x = 486,075,924,809.01
5. Step 5: Solve for x
   x = 486,075,924,809.01/1,103,320.68
6. Step 6: Final answer
   x = 440,557.25