Finding the Fourth Proportional to 42,563,235.32, 63,611,632.78 and 31,072,899.54

Step by Step Solution

1. Step 1: Write the proportion equation
   42,563,235.32 : 63,611,632.78 = 31,072,899.54 : x
2. Step 2: Convert to fraction form
   42,563,235.32/63,611,632.78 = 31,072,899.54/x
3. Step 3: Cross multiply
   42,563,235.32x = 63,611,632.78 × 31,072,899.54
4. Step 4: Simplify right side
   42,563,235.32x = 1,976,597,874,948,311
5. Step 5: Solve for x
   x = 1,976,597,874,948,311/42,563,235.32
6. Step 6: Final answer
   x = 46,439,089.04