Finding the Fourth Proportional to 64,371,837.84, 88,866,047.40 and 49,654,464.72

Step by Step Solution

1. Step 1: Write the proportion equation
   64,371,837.84 : 88,866,047.40 = 49,654,464.72 : x
2. Step 2: Convert to fraction form
   64,371,837.84/88,866,047.40 = 49,654,464.72/x
3. Step 3: Cross multiply
   64,371,837.84x = 88,866,047.40 × 49,654,464.72
4. Step 4: Simplify right side
   64,371,837.84x = 4,412,596,015,429,148
5. Step 5: Solve for x
   x = 4,412,596,015,429,148/64,371,837.84
6. Step 6: Final answer
   x = 68,548,547.99