Finding the Fourth Proportional to 2,639,641.50, 3,642,705.27 and 1,432,417.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,639,641.50 : 3,642,705.27 = 1,432,417.50 : x
2. Step 2: Convert to fraction form
   2,639,641.50/3,642,705.27 = 1,432,417.50/x
3. Step 3: Cross multiply
   2,639,641.50x = 3,642,705.27 × 1,432,417.50
4. Step 4: Simplify right side
   2,639,641.50x = 5,217,874,776,090.22
5. Step 5: Solve for x
   x = 5,217,874,776,090.22/2,639,641.50
6. Step 6: Final answer
   x = 1,976,736.15