Finding the Fourth Proportional to 5,342,132.75, 8,013,139.98 and 1,298,624.45

Step by Step Solution

1. Step 1: Write the proportion equation
   5,342,132.75 : 8,013,139.98 = 1,298,624.45 : x
2. Step 2: Convert to fraction form
   5,342,132.75/8,013,139.98 = 1,298,624.45/x
3. Step 3: Cross multiply
   5,342,132.75x = 8,013,139.98 × 1,298,624.45
4. Step 4: Simplify right side
   5,342,132.75x = 10,406,059,499,300.51
5. Step 5: Solve for x
   x = 10,406,059,499,300.51/5,342,132.75
6. Step 6: Final answer
   x = 1,947,922.30