Finding the Third Proportional to 808,685,969.25 and 1,155,633,322.88

Step by Step Solution

1. Step 1: Write the proportion equation
   808,685,969.25 : 1,155,633,322.88 = 1,155,633,322.88 : x
2. Step 2: Convert to fraction form
   808,685,969.25/1,155,633,322.88 = 1,155,633,322.88/x
3. Step 3: Cross multiply
   808,685,969.25x = 1,155,633,322.88 × 1,155,633,322.88
4. Step 4: Simplify right side
   808,685,969.25x = 1,335,488,376,939,113,984
5. Step 5: Solve for x
   x = 1,335,488,376,939,113,984/808,685,969.25
6. Step 6: Final answer
   x = 1,651,430,131.99