Finding the Fourth Proportional to 58,924,990.82, 81,302,145.72 and 38,805,912.12

Step by Step Solution

1. Step 1: Write the proportion equation
   58,924,990.82 : 81,302,145.72 = 38,805,912.12 : x
2. Step 2: Convert to fraction form
   58,924,990.82/81,302,145.72 = 38,805,912.12/x
3. Step 3: Cross multiply
   58,924,990.82x = 81,302,145.72 × 38,805,912.12
4. Step 4: Simplify right side
   58,924,990.82x = 3,155,003,921,977,754
5. Step 5: Solve for x
   x = 3,155,003,921,977,754/58,924,990.82
6. Step 6: Final answer
   x = 53,542,713.85