Finding the Fourth Proportional to 128,997,627.10, 181,106,861.30 and 128,997,627.10

Step by Step Solution

1. Step 1: Write the proportion equation
   128,997,627.10 : 181,106,861.30 = 128,997,627.10 : x
2. Step 2: Convert to fraction form
   128,997,627.10/181,106,861.30 = 128,997,627.10/x
3. Step 3: Cross multiply
   128,997,627.10x = 181,106,861.30 × 128,997,627.10
4. Step 4: Simplify right side
   128,997,627.10x = 23,362,355,359,228,820
5. Step 5: Solve for x
   x = 23,362,355,359,228,820/128,997,627.10
6. Step 6: Final answer
   x = 181,106,861.30