Finding the Fourth Proportional to 1,931,412.94, 2,665,679.72 and 1,115,469.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,931,412.94 : 2,665,679.72 = 1,115,469.96 : x
2. Step 2: Convert to fraction form
   1,931,412.94/2,665,679.72 = 1,115,469.96/x
3. Step 3: Cross multiply
   1,931,412.94x = 2,665,679.72 × 1,115,469.96
4. Step 4: Simplify right side
   1,931,412.94x = 2,973,485,650,641.21
5. Step 5: Solve for x
   x = 2,973,485,650,641.21/1,931,412.94
6. Step 6: Final answer
   x = 1,539,539.05