Finding the Fourth Proportional to 31,530,667.18, 47,273,291.46 and 19,375,012.30

Step by Step Solution

1. Step 1: Write the proportion equation
   31,530,667.18 : 47,273,291.46 = 19,375,012.30 : x
2. Step 2: Convert to fraction form
   31,530,667.18/47,273,291.46 = 19,375,012.30/x
3. Step 3: Cross multiply
   31,530,667.18x = 47,273,291.46 × 19,375,012.30
4. Step 4: Simplify right side
   31,530,667.18x = 915,920,603,498,985
5. Step 5: Solve for x
   x = 915,920,603,498,985/31,530,667.18
6. Step 6: Final answer
   x = 29,048,564.00