Finding the Fourth Proportional to 70,570,216.64, 105,843,583.99 and 21,374,373.42

Step by Step Solution

1. Step 1: Write the proportion equation
   70,570,216.64 : 105,843,583.99 = 21,374,373.42 : x
2. Step 2: Convert to fraction form
   70,570,216.64/105,843,583.99 = 21,374,373.42/x
3. Step 3: Cross multiply
   70,570,216.64x = 105,843,583.99 × 21,374,373.42
4. Step 4: Simplify right side
   70,570,216.64x = 2,262,340,288,259,957.50
5. Step 5: Solve for x
   x = 2,262,340,288,259,957.50/70,570,216.64
6. Step 6: Final answer
   x = 32,058,004.02