Finding the Fourth Proportional to 42,112,841.40, 63,114,225.30 and 30,480,380.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42,112,841.40 : 63,114,225.30 = 30,480,380.28 : x
2. Step 2: Convert to fraction form
   42,112,841.40/63,114,225.30 = 30,480,380.28/x
3. Step 3: Cross multiply
   42,112,841.40x = 63,114,225.30 × 30,480,380.28
4. Step 4: Simplify right side
   42,112,841.40x = 1,923,745,588,221,597
5. Step 5: Solve for x
   x = 1,923,745,588,221,597/42,112,841.40
6. Step 6: Final answer
   x = 45,680,735.95