Finding the Third Proportional to 48,731,218,178 and 65,749,855,035

Step by Step Solution

1. Step 1: Write the proportion equation
   48,731,218,178 : 65,749,855,035 = 65,749,855,035 : x
2. Step 2: Convert to fraction form
   48,731,218,178/65,749,855,035 = 65,749,855,035/x
3. Step 3: Cross multiply
   48,731,218,178x = 65,749,855,035 × 65,749,855,035
4. Step 4: Simplify right side
   48,731,218,178x = 4,323,043,437,123,514,925,056
5. Step 5: Solve for x
   x = 4,323,043,437,123,514,925,056/48,731,218,178
6. Step 6: Final answer
   x = 88,711,991,999.31