Finding the Fourth Proportional to 111,093,687.30, 155,148,524.70 and 111,093,687.30

Step by Step Solution

1. Step 1: Write the proportion equation
   111,093,687.30 : 155,148,524.70 = 111,093,687.30 : x
2. Step 2: Convert to fraction form
   111,093,687.30/155,148,524.70 = 111,093,687.30/x
3. Step 3: Cross multiply
   111,093,687.30x = 155,148,524.70 × 111,093,687.30
4. Step 4: Simplify right side
   111,093,687.30x = 17,236,021,688,078,124
5. Step 5: Solve for x
   x = 17,236,021,688,078,124/111,093,687.30
6. Step 6: Final answer
   x = 155,148,524.70