Finding the Third Proportional to 11,895,908,872.50 and 17,997,111,382.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,895,908,872.50 : 17,997,111,382.50 = 17,997,111,382.50 : x
2. Step 2: Convert to fraction form
   11,895,908,872.50/17,997,111,382.50 = 17,997,111,382.50/x
3. Step 3: Cross multiply
   11,895,908,872.50x = 17,997,111,382.50 × 17,997,111,382.50
4. Step 4: Simplify right side
   11,895,908,872.50x = 323,896,018,114,111,078,400
5. Step 5: Solve for x
   x = 323,896,018,114,111,078,400/11,895,908,872.50
6. Step 6: Final answer
   x = 27,227,513,390.16