Finding the Third Proportional to 90,959,292 and 139,952,106

Step by Step Solution

1. Step 1: Write the proportion equation
   90,959,292 : 139,952,106 = 139,952,106 : x
2. Step 2: Convert to fraction form
   90,959,292/139,952,106 = 139,952,106/x
3. Step 3: Cross multiply
   90,959,292x = 139,952,106 × 139,952,106
4. Step 4: Simplify right side
   90,959,292x = 19,586,591,973,835,236
5. Step 5: Solve for x
   x = 19,586,591,973,835,236/90,959,292
6. Step 6: Final answer
   x = 215,333,601.91