Finding the Fourth Proportional to 105,945,192.10, 147,983,146.70 and 105,945,192.10

Step by Step Solution

1. Step 1: Write the proportion equation
   105,945,192.10 : 147,983,146.70 = 105,945,192.10 : x
2. Step 2: Convert to fraction form
   105,945,192.10/147,983,146.70 = 105,945,192.10/x
3. Step 3: Cross multiply
   105,945,192.10x = 147,983,146.70 × 105,945,192.10
4. Step 4: Simplify right side
   105,945,192.10x = 15,678,102,904,693,978
5. Step 5: Solve for x
   x = 15,678,102,904,693,978/105,945,192.10
6. Step 6: Final answer
   x = 147,983,146.70