Finding the Fourth Proportional to 96,697,123.45, 145,061,431.57 and 28,546,704.25

Step by Step Solution

1. Step 1: Write the proportion equation
   96,697,123.45 : 145,061,431.57 = 28,546,704.25 : x
2. Step 2: Convert to fraction form
   96,697,123.45/145,061,431.57 = 28,546,704.25/x
3. Step 3: Cross multiply
   96,697,123.45x = 145,061,431.57 × 28,546,704.25
4. Step 4: Simplify right side
   96,697,123.45x = 4,141,025,784,783,432.50
5. Step 5: Solve for x
   x = 4,141,025,784,783,432.50/96,697,123.45
6. Step 6: Final answer
   x = 42,824,704.99