Finding the Fourth Proportional to 16,815,840.88, 23,205,754.72 and 9,476,031.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,815,840.88 : 23,205,754.72 = 9,476,031.72 : x
2. Step 2: Convert to fraction form
   16,815,840.88/23,205,754.72 = 9,476,031.72/x
3. Step 3: Cross multiply
   16,815,840.88x = 23,205,754.72 × 9,476,031.72
4. Step 4: Simplify right side
   16,815,840.88x = 219,898,467,813,259.72
5. Step 5: Solve for x
   x = 219,898,467,813,259.72/16,815,840.88
6. Step 6: Final answer
   x = 13,076,864.21