Finding the Fourth Proportional to 61,245,793.46, 91,886,626.17 and 18,116,145.38

Step by Step Solution

1. Step 1: Write the proportion equation
   61,245,793.46 : 91,886,626.17 = 18,116,145.38 : x
2. Step 2: Convert to fraction form
   61,245,793.46/91,886,626.17 = 18,116,145.38/x
3. Step 3: Cross multiply
   61,245,793.46x = 91,886,626.17 × 18,116,145.38
4. Step 4: Simplify right side
   61,245,793.46x = 1,664,631,478,173,432.50
5. Step 5: Solve for x
   x = 1,664,631,478,173,432.50/61,245,793.46
6. Step 6: Final answer
   x = 27,179,523.43