Finding the Fourth Proportional to 1,048,947.71, 1,447,505.78 and 590,071.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,048,947.71 : 1,447,505.78 = 590,071.37 : x
2. Step 2: Convert to fraction form
   1,048,947.71/1,447,505.78 = 590,071.37/x
3. Step 3: Cross multiply
   1,048,947.71x = 1,447,505.78 × 590,071.37
4. Step 4: Simplify right side
   1,048,947.71x = 854,131,708,499.63
5. Step 5: Solve for x
   x = 854,131,708,499.63/1,048,947.71
6. Step 6: Final answer
   x = 814,274.82