Finding the Fourth Proportional to 42,900,333.23, 64,350,499.84 and 42,900,333.23

Step by Step Solution

1. Step 1: Write the proportion equation
   42,900,333.23 : 64,350,499.84 = 42,900,333.23 : x
2. Step 2: Convert to fraction form
   42,900,333.23/64,350,499.84 = 42,900,333.23/x
3. Step 3: Cross multiply
   42,900,333.23x = 64,350,499.84 × 42,900,333.23
4. Step 4: Simplify right side
   42,900,333.23x = 2,760,657,886,224,058.50
5. Step 5: Solve for x
   x = 2,760,657,886,224,058.50/42,900,333.23
6. Step 6: Final answer
   x = 64,350,499.84