Finding the Fourth Proportional to 70,684,402.72, 106,014,793.20 and 19,571,588.32

Step by Step Solution

1. Step 1: Write the proportion equation
   70,684,402.72 : 106,014,793.20 = 19,571,588.32 : x
2. Step 2: Convert to fraction form
   70,684,402.72/106,014,793.20 = 19,571,588.32/x
3. Step 3: Cross multiply
   70,684,402.72x = 106,014,793.20 × 19,571,588.32
4. Step 4: Simplify right side
   70,684,402.72x = 2,074,877,888,340,335.50
5. Step 5: Solve for x
   x = 2,074,877,888,340,335.50/70,684,402.72
6. Step 6: Final answer
   x = 29,354,112.20