Finding the Third Proportional to 31,903,146 and 69,580,944

Step by Step Solution

1. Step 1: Write the proportion equation
   31,903,146 : 69,580,944 = 69,580,944 : x
2. Step 2: Convert to fraction form
   31,903,146/69,580,944 = 69,580,944/x
3. Step 3: Cross multiply
   31,903,146x = 69,580,944 × 69,580,944
4. Step 4: Simplify right side
   31,903,146x = 4,841,507,767,931,136
5. Step 5: Solve for x
   x = 4,841,507,767,931,136/31,903,146
6. Step 6: Final answer
   x = 151,756,437.06