Finding the Fourth Proportional to 72,681,588.02, 109,009,437.39 and 28,958,682.14

Step by Step Solution

1. Step 1: Write the proportion equation
   72,681,588.02 : 109,009,437.39 = 28,958,682.14 : x
2. Step 2: Convert to fraction form
   72,681,588.02/109,009,437.39 = 28,958,682.14/x
3. Step 3: Cross multiply
   72,681,588.02x = 109,009,437.39 × 28,958,682.14
4. Step 4: Simplify right side
   72,681,588.02x = 3,156,769,647,637,241.50
5. Step 5: Solve for x
   x = 3,156,769,647,637,241.50/72,681,588.02
6. Step 6: Final answer
   x = 43,432,865.65