Finding the Fourth Proportional to 1,898,580.83, 2,620,041.55 and 1,039,141.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,898,580.83 : 2,620,041.55 = 1,039,141.09 : x
2. Step 2: Convert to fraction form
   1,898,580.83/2,620,041.55 = 1,039,141.09/x
3. Step 3: Cross multiply
   1,898,580.83x = 2,620,041.55 × 1,039,141.09
4. Step 4: Simplify right side
   1,898,580.83x = 2,722,592,829,835.91
5. Step 5: Solve for x
   x = 2,722,592,829,835.91/1,898,580.83
6. Step 6: Final answer
   x = 1,434,014.70