Finding the Third Proportional to 105,724,028 and 148,884,978

Step by Step Solution

1. Step 1: Write the proportion equation
   105,724,028 : 148,884,978 = 148,884,978 : x
2. Step 2: Convert to fraction form
   105,724,028/148,884,978 = 148,884,978/x
3. Step 3: Cross multiply
   105,724,028x = 148,884,978 × 148,884,978
4. Step 4: Simplify right side
   105,724,028x = 22,166,736,674,060,484
5. Step 5: Solve for x
   x = 22,166,736,674,060,484/105,724,028
6. Step 6: Final answer
   x = 209,666,024.78