Finding the Fourth Proportional to 49,161,748.10, 68,698,901.50 and 49,161,748.10

Step by Step Solution

1. Step 1: Write the proportion equation
   49,161,748.10 : 68,698,901.50 = 49,161,748.10 : x
2. Step 2: Convert to fraction form
   49,161,748.10/68,698,901.50 = 49,161,748.10/x
3. Step 3: Cross multiply
   49,161,748.10x = 68,698,901.50 × 49,161,748.10
4. Step 4: Simplify right side
   49,161,748.10x = 3,377,358,090,289,712.50
5. Step 5: Solve for x
   x = 3,377,358,090,289,712.50/49,161,748.10
6. Step 6: Final answer
   x = 68,698,901.50