Finding the Fourth Proportional to 110,650,538.10, 155,137,501.50 and 110,650,538.10

Step by Step Solution

1. Step 1: Write the proportion equation
   110,650,538.10 : 155,137,501.50 = 110,650,538.10 : x
2. Step 2: Convert to fraction form
   110,650,538.10/155,137,501.50 = 110,650,538.10/x
3. Step 3: Cross multiply
   110,650,538.10x = 155,137,501.50 × 110,650,538.10
4. Step 4: Simplify right side
   110,650,538.10x = 17,166,048,020,464,556
5. Step 5: Solve for x
   x = 17,166,048,020,464,556/110,650,538.10
6. Step 6: Final answer
   x = 155,137,501.50