Finding the Fourth Proportional to 52,015,654.18, 71,781,601.48 and 28,812,275.81

Step by Step Solution

1. Step 1: Write the proportion equation
   52,015,654.18 : 71,781,601.48 = 28,812,275.81 : x
2. Step 2: Convert to fraction form
   52,015,654.18/71,781,601.48 = 28,812,275.81/x
3. Step 3: Cross multiply
   52,015,654.18x = 71,781,601.48 × 28,812,275.81
4. Step 4: Simplify right side
   52,015,654.18x = 2,068,191,300,167,278
5. Step 5: Solve for x
   x = 2,068,191,300,167,278/52,015,654.18
6. Step 6: Final answer
   x = 39,760,939.91