Finding the Fourth Proportional to 2,105,131.96, 2,905,084.16 and 1,138,262

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,131.96 : 2,905,084.16 = 1,138,262 : x
2. Step 2: Convert to fraction form
   2,105,131.96/2,905,084.16 = 1,138,262/x
3. Step 3: Cross multiply
   2,105,131.96x = 2,905,084.16 × 1,138,262
4. Step 4: Simplify right side
   2,105,131.96x = 3,306,746,906,129.92
5. Step 5: Solve for x
   x = 3,306,746,906,129.92/2,105,131.96
6. Step 6: Final answer
   x = 1,570,802.67