Finding the Fourth Proportional to 42,767,191.42, 64,046,157.71 and 38,621,953.29

Step by Step Solution

1. Step 1: Write the proportion equation
   42,767,191.42 : 64,046,157.71 = 38,621,953.29 : x
2. Step 2: Convert to fraction form
   42,767,191.42/64,046,157.71 = 38,621,953.29/x
3. Step 3: Cross multiply
   42,767,191.42x = 64,046,157.71 × 38,621,953.29
4. Step 4: Simplify right side
   42,767,191.42x = 2,473,587,711,166,397
5. Step 5: Solve for x
   x = 2,473,587,711,166,397/42,767,191.42
6. Step 6: Final answer
   x = 57,838,441.79