Finding the Fourth Proportional to 1,926,205.63, 2,889,499.61 and 712,100.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,926,205.63 : 2,889,499.61 = 712,100.50 : x
2. Step 2: Convert to fraction form
   1,926,205.63/2,889,499.61 = 712,100.50/x
3. Step 3: Cross multiply
   1,926,205.63x = 2,889,499.61 × 712,100.50
4. Step 4: Simplify right side
   1,926,205.63x = 2,057,614,117,030.81
5. Step 5: Solve for x
   x = 2,057,614,117,030.81/1,926,205.63
6. Step 6: Final answer
   x = 1,068,221.42