Finding the Fourth Proportional to 57,082,352.84, 78,773,698.42 and 30,976,870.94

Step by Step Solution

1. Step 1: Write the proportion equation
   57,082,352.84 : 78,773,698.42 = 30,976,870.94 : x
2. Step 2: Convert to fraction form
   57,082,352.84/78,773,698.42 = 30,976,870.94/x
3. Step 3: Cross multiply
   57,082,352.84x = 78,773,698.42 × 30,976,870.94
4. Step 4: Simplify right side
   57,082,352.84x = 2,440,162,689,422,822
5. Step 5: Solve for x
   x = 2,440,162,689,422,822/57,082,352.84
6. Step 6: Final answer
   x = 42,748,109.85