Finding the Third Proportional to 58,543,501,943.25 and 78,988,929,109.31

Step by Step Solution

1. Step 1: Write the proportion equation
   58,543,501,943.25 : 78,988,929,109.31 = 78,988,929,109.31 : x
2. Step 2: Convert to fraction form
   58,543,501,943.25/78,988,929,109.31 = 78,988,929,109.31/x
3. Step 3: Cross multiply
   58,543,501,943.25x = 78,988,929,109.31 × 78,988,929,109.31
4. Step 4: Simplify right side
   58,543,501,943.25x = 6,239,250,921,835,915,640,832
5. Step 5: Solve for x
   x = 6,239,250,921,835,915,640,832/58,543,501,943.25
6. Step 6: Final answer
   x = 106,574,610,584.18