Finding the Fourth Proportional to 42,664,926.30, 64,146,688.65 and 41,769,131.10

Step by Step Solution

1. Step 1: Write the proportion equation
   42,664,926.30 : 64,146,688.65 = 41,769,131.10 : x
2. Step 2: Convert to fraction form
   42,664,926.30/64,146,688.65 = 41,769,131.10/x
3. Step 3: Cross multiply
   42,664,926.30x = 64,146,688.65 × 41,769,131.10
4. Step 4: Simplify right side
   42,664,926.30x = 2,679,351,447,852,732
5. Step 5: Solve for x
   x = 2,679,351,447,852,732/42,664,926.30
6. Step 6: Final answer
   x = 62,799,861.16