Finding the Third Proportional to 877,699,929 and 1,287,453,094.50

Step by Step Solution

1. Step 1: Write the proportion equation
   877,699,929 : 1,287,453,094.50 = 1,287,453,094.50 : x
2. Step 2: Convert to fraction form
   877,699,929/1,287,453,094.50 = 1,287,453,094.50/x
3. Step 3: Cross multiply
   877,699,929x = 1,287,453,094.50 × 1,287,453,094.50
4. Step 4: Simplify right side
   877,699,929x = 1,657,535,470,537,625,856
5. Step 5: Solve for x
   x = 1,657,535,470,537,625,856/877,699,929
6. Step 6: Final answer
   x = 1,888,499,036.82