Finding the Third Proportional to 11,643,391,468.50 and 25,326,825,514.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,643,391,468.50 : 25,326,825,514.50 = 25,326,825,514.50 : x
2. Step 2: Convert to fraction form
   11,643,391,468.50/25,326,825,514.50 = 25,326,825,514.50/x
3. Step 3: Cross multiply
   11,643,391,468.50x = 25,326,825,514.50 × 25,326,825,514.50
4. Step 4: Simplify right side
   11,643,391,468.50x = 641,448,090,641,928,159,232
5. Step 5: Solve for x
   x = 641,448,090,641,928,159,232/11,643,391,468.50
6. Step 6: Final answer
   x = 55,091,172,737.54