Finding the Fourth Proportional to 85,410,715.30, 128,103,631.35 and 24,820,123.30

Step by Step Solution

1. Step 1: Write the proportion equation
   85,410,715.30 : 128,103,631.35 = 24,820,123.30 : x
2. Step 2: Convert to fraction form
   85,410,715.30/128,103,631.35 = 24,820,123.30/x
3. Step 3: Cross multiply
   85,410,715.30x = 128,103,631.35 × 24,820,123.30
4. Step 4: Simplify right side
   85,410,715.30x = 3,179,547,925,284,745.50
5. Step 5: Solve for x
   x = 3,179,547,925,284,745.50/85,410,715.30
6. Step 6: Final answer
   x = 37,226,569.45