Finding the Fourth Proportional to 72,731,498.85, 109,094,591.07 and 21,612,189.06

Step by Step Solution

1. Step 1: Write the proportion equation
   72,731,498.85 : 109,094,591.07 = 21,612,189.06 : x
2. Step 2: Convert to fraction form
   72,731,498.85/109,094,591.07 = 21,612,189.06/x
3. Step 3: Cross multiply
   72,731,498.85x = 109,094,591.07 × 21,612,189.06
4. Step 4: Simplify right side
   72,731,498.85x = 2,357,772,927,628,227.50
5. Step 5: Solve for x
   x = 2,357,772,927,628,227.50/72,731,498.85
6. Step 6: Final answer
   x = 32,417,494.00