Finding the Third Proportional to 1,162,048.78 and 1,698,478.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,162,048.78 : 1,698,478.88 = 1,698,478.88 : x
2. Step 2: Convert to fraction form
   1,162,048.78/1,698,478.88 = 1,698,478.88/x
3. Step 3: Cross multiply
   1,162,048.78x = 1,698,478.88 × 1,698,478.88
4. Step 4: Simplify right side
   1,162,048.78x = 2,884,830,488,821.27
5. Step 5: Solve for x
   x = 2,884,830,488,821.27/1,162,048.78
6. Step 6: Final answer
   x = 2,482,538.20