Finding the Fourth Proportional to 42,170,411.70, 63,213,627.15 and 19,411,614.90

Step by Step Solution

1. Step 1: Write the proportion equation
   42,170,411.70 : 63,213,627.15 = 19,411,614.90 : x
2. Step 2: Convert to fraction form
   42,170,411.70/63,213,627.15 = 19,411,614.90/x
3. Step 3: Cross multiply
   42,170,411.70x = 63,213,627.15 × 19,411,614.90
4. Step 4: Simplify right side
   42,170,411.70x = 1,227,078,586,667,984.50
5. Step 5: Solve for x
   x = 1,227,078,586,667,984.50/42,170,411.70
6. Step 6: Final answer
   x = 29,098,093.60