Finding the Fourth Proportional to 105,462,047.10, 147,306,743.70 and 105,462,047.10

Step by Step Solution

1. Step 1: Write the proportion equation
   105,462,047.10 : 147,306,743.70 = 105,462,047.10 : x
2. Step 2: Convert to fraction form
   105,462,047.10/147,306,743.70 = 105,462,047.10/x
3. Step 3: Cross multiply
   105,462,047.10x = 147,306,743.70 × 105,462,047.10
4. Step 4: Simplify right side
   105,462,047.10x = 15,535,270,742,237,026
5. Step 5: Solve for x
   x = 15,535,270,742,237,026/105,462,047.10
6. Step 6: Final answer
   x = 147,306,743.70